Semi-integrated headset from the AIR group size 1-1/8"-1.5". Headsets belonging to this group present the best price-performance ratio. The headset has sealed machine bearings and the aluminum-steel head-tube races provide optimal weight.

Stack height: 7,1+2,6 = 9,7 mm
Type and dimensions: ZS44 / ZS56
Weight: 100 g (without top cap/bolt/star nut)
Colors: black